Form of JARED meaning one who rules, courageous with spear, spearman. Jarrett's are normally people who are too nice and make other people HATE them because they are so nice. They like to buy shoes and big tvs, does not know how to cook, monkey pinch people and like to go to cuddle parties. A Jarrett is very freaky and likes to put his king kong in people's trunks. Hence meaning of name; spearman.